A353565 - cp's OEIS frontend

A353565 Lexicographically earliest infinite sequence such that a(i) = a(j) => A353564(i) = A353564(j), where A353564(n) = Product_{d|n, d A276086(phi(d)).

n	a(n)
1	1
2	2
3	2
4	3
5	2
6	4
7	2
8	4
9	5
10	6
11	2
12	7
13	2
14	8
15	9
16	7
17	2
18	10
19	2
20	11
21	12
22	10
23	2
24	13
25	14
26	15
27	12
28	16
29	2
30	17
31	2
32	18
33	19
34	20
35	21
36	22
37	2
38	23
39	24
40	25
41	2
42	26
43	2
44	22
45	27
46	28
47	2
48	29
49	30
50	31
51	32
52	33
53	2
54	34
55	35
56	36
57	37
58	26
59	2
60	38
61	2
62	39
63	40
64	41
65	42
66	43
67	2
68	44
69	45
70	46
71	2
72	47
73	2
74	48
75	49
76	50
77	42
78	51
79	2
80	52
81	40
82	53
83	2
84	54
85	27
86	55
87	56
88	47
89	2
90	57

[1, 2, 2, 3, 2, 4, 2, 4, 5, 6, 2, 7, 2, 8, 9, 7, 2, 10, 2, 11, 12, 10, 2, 13, 14, 15, 12, 16, 2, 17, 2, 18, 19, 20, 21, 22, 2, 23, 24, 25, 2, 26, 2, 22, 27, 28, 2, 29, 30, 31, 32, 33, 2, 34, 35, 36, 37, 26, 2, 38, 2, 39, 40, 41, 42, 43, 2, 44, 45, 46, 2, 47, 2, 48, 49, 50, 42, 51, 2, 52, 40, 53, 2, 54, 27, 55, 56, 47, 2, 57]

cp's OEIS Frontend

A353565 Lexicographically earliest infinite sequence such that a(i) = a(j) => A353564(i) = A353564(j), where A353564(n) = Product_{d|n, d A276086(phi(d)).

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	3
5	2
6	4
7	2
8	4
9	5
10	6
11	2
12	7
13	2
14	8
15	9
16	7
17	2
18	10
19	2
20	11
21	12
22	10
23	2
24	13
25	14
26	15
27	12
28	16
29	2
30	17
31	2
32	18
33	19
34	20
35	21
36	22
37	2
38	23
39	24
40	25
41	2
42	26
43	2
44	22
45	27
46	28
47	2
48	29
49	30
50	31
51	32
52	33
53	2
54	34
55	35
56	36
57	37
58	26
59	2
60	38
61	2
62	39
63	40
64	41
65	42
66	43
67	2
68	44
69	45
70	46
71	2
72	47
73	2
74	48
75	49
76	50
77	42
78	51
79	2
80	52
81	40
82	53
83	2
84	54
85	27
86	55
87	56
88	47
89	2
90	57

n	a(n)
1	1
2	2
3	2
4	3
5	2
6	4
7	2
8	4
9	5
10	6
11	2
12	7
13	2
14	8
15	9
16	7
17	2
18	10
19	2
20	11
21	12
22	10
23	2
24	13
25	14
26	15
27	12
28	16
29	2
30	17
31	2
32	18
33	19
34	20
35	21
36	22
37	2
38	23
39	24
40	25
41	2
42	26
43	2
44	22
45	27
46	28
47	2
48	29
49	30
50	31
51	32
52	33
53	2
54	34
55	35
56	36
57	37
58	26
59	2
60	38
61	2
62	39
63	40
64	41
65	42
66	43
67	2
68	44
69	45
70	46
71	2
72	47
73	2
74	48
75	49
76	50
77	42
78	51
79	2
80	52
81	40
82	53
83	2
84	54
85	27
86	55
87	56
88	47
89	2
90	57

n	a(n)
1	1
2	2
3	2
4	3
5	2
6	4
7	2
8	4
9	5
10	6
11	2
12	7
13	2
14	8
15	9
16	7
17	2
18	10
19	2
20	11
21	12
22	10
23	2
24	13
25	14
26	15
27	12
28	16
29	2
30	17
31	2
32	18
33	19
34	20
35	21
36	22
37	2
38	23
39	24
40	25
41	2
42	26
43	2
44	22
45	27
46	28
47	2
48	29
49	30
50	31
51	32
52	33
53	2
54	34
55	35
56	36
57	37
58	26
59	2
60	38
61	2
62	39
63	40
64	41
65	42
66	43
67	2
68	44
69	45
70	46
71	2
72	47
73	2
74	48
75	49
76	50
77	42
78	51
79	2
80	52
81	40
82	53
83	2
84	54
85	27
86	55
87	56
88	47
89	2
90	57